AJC 12V 26Ah Replacement Battery — Compatible with Dual-Lite 0120539 (Alarm Backup)

AJC® replacement battery engineered as a direct-fit alternative for Dual-Lite 0120539 alarm applications. This sealed lead acid (AGM) unit delivers 12V (12 Volts) at 26Ah capacity and uses NB terminals. Physical specifications: Length 6.5 in, Width 6.89 in, Height 5 in; Weight: 18.7 lbs. Why choose AJC®: High-quality, low-cost replacements for thousands of devices. These batteries are exact OEM-style fits, sold by the millions worldwide, and include a UL recognized component for added assurance. Buy with confidence — backed by easy 30-day returns and a 12-month warranty. Battery care tips: Recharge the battery after each use to prevent performance loss and avoid full discharges. Inspect terminals periodically for corrosion or other wear that could cause failure. Store the battery fully charged in a cool, dry place (68°F/20°C). Recycle batteries responsibly; do not dispose of them in regular trash. Disclaimer: Our products are not affiliated with or authorized by Dual-Lite.